What did you do yesterday? A.I went swimming B.I go shopping C.I’m heavier than you
Therelots of children in the classroom . A.is B.are C.be
It’s about 12600 li long . It’s A.the Great Wall B.the West Lake C.the Changjiang River
Therea car in the street . A.is B.are C.be
Mexico isof America . A.south B.in the south C.north
San Francisco isof America . A.east B.in the east C.in the west